#81C535#81C535

#81C535 is a light, vivid yellow-green. Relative luminance 0.449; OKLCH L 75.1% C 0.185 H 131.8°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#81C535
RGB	rgb(129, 197, 53)
HSL	hsl(88, 58%, 49%)
HSV	hsv(88, 73%, 77%)
CMYK	cmyk(34.5%, 0%, 73.1%, 22.7%)
CIE-LAB	lab(72.80, -43.60, 61.49)
CIE-LCH	lch(72.80, 75.38, 125.34°)
OKLab	oklab(75.08% -0.1232 0.1378)
OKLCH	oklch(75.08% 0.185 131.8)
XYZ	xyz(29.6618, 44.8555, 10.4626)
Luminance	0.4486 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C535 #7935C5

analogous

#C5C135 #81C535 #39C535

triadic

#81C535 #3581C5 #C53581

tetradic

#81C535 #35C5C1 #7935C5 #C53539

square

#81C535 #35C5C1 #7935C5 #C53539

split-complementary

#81C535 #3539C5 #C135C5

monochromatic

#42651B #619528 #81C535 #9FD562 #BCE293

Accessibility & contrast

On white

2.11

#81C535 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#81C535 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C535

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C535	#FFFFFF	#000000	##000000
##81C535	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB619

Deuteranopia (green-blind)

#C4B143

Tritanopia (blue-blind)

#83BDA9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #81c535;
/* rgb */ color: rgb(129, 197, 53);
/* oklch */ color: oklch(75.1% 0.185 131.8);

Tailwind

colors: {
  custom: {
    50: '#abd776',
    500: '#81c535',
    950: '#000000',
  },
}

SCSS

$custom: #81c535;
$custom-light: #abd776;
$custom-dark: #000000;

JSON

{
  "hex": "#81c535",
  "rgb": {
    "r": 129,
    "g": 197,
    "b": 53
  },
  "hsl": {
    "h": 88.333,
    "s": 57.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.75081,
    "c": 0.18479,
    "h": 131.8
  },
  "luminance": 0.44857
}

Semantic roles & 50–950 ramp

primary

#81C535

secondary

#A989CD

accent

#47E190

background

#FAFDF7

surface

#F5FAED

border

#CFD3C8

text

#111409

muted

#80837B

Preview Lab

Preview with #81C535

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →